Allow user to fling the mouse-cursor in Chromoting Android client.

BUG=315174

Review URL: https://codereview.chromium.org/77143002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236425 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236425
Files.app: Remove the action choice dialog.

Action choice dialog is disabled in M27 and no longer used.
This CL removes the code related with the action dialog.

BUG=307827
TEST=FileManagerUrlUtilTest, manually testing Files.app.

Review URL: https://codereview.chromium.org/77173005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236426 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236426